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-rw-r--r--net/rxrpc/input.c68
-rw-r--r--net/rxrpc/local_object.c11
2 files changed, 44 insertions, 35 deletions
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c
index c5af9955665b..c3114fa66c92 100644
--- a/net/rxrpc/input.c
+++ b/net/rxrpc/input.c
@@ -1121,7 +1121,7 @@ int rxrpc_extract_header(struct rxrpc_skb_priv *sp, struct sk_buff *skb)
* shut down and the local endpoint from going away, thus sk_user_data will not
* be cleared until this function returns.
*/
-void rxrpc_data_ready(struct sock *udp_sk)
+void rxrpc_input_packet(struct sock *udp_sk, struct sk_buff *skb)
{
struct rxrpc_connection *conn;
struct rxrpc_channel *chan;
@@ -1130,39 +1130,11 @@ void rxrpc_data_ready(struct sock *udp_sk)
struct rxrpc_local *local = udp_sk->sk_user_data;
struct rxrpc_peer *peer = NULL;
struct rxrpc_sock *rx = NULL;
- struct sk_buff *skb;
unsigned int channel;
- int ret, skew = 0;
+ int skew = 0;
_enter("%p", udp_sk);
- ASSERT(!irqs_disabled());
-
- skb = skb_recv_udp(udp_sk, 0, 1, &ret);
- if (!skb) {
- if (ret == -EAGAIN)
- return;
- _debug("UDP socket error %d", ret);
- return;
- }
-
- if (skb->tstamp == 0)
- skb->tstamp = ktime_get_real();
-
- rxrpc_new_skb(skb, rxrpc_skb_rx_received);
-
- _net("recv skb %p", skb);
-
- /* we'll probably need to checksum it (didn't call sock_recvmsg) */
- if (skb_checksum_complete(skb)) {
- rxrpc_free_skb(skb, rxrpc_skb_rx_freed);
- __UDP_INC_STATS(sock_net(udp_sk), UDP_MIB_INERRORS, 0);
- _leave(" [CSUM failed]");
- return;
- }
-
- __UDP_INC_STATS(sock_net(udp_sk), UDP_MIB_INDATAGRAMS, 0);
-
/* The UDP protocol already released all skb resources;
* we are free to add our own data there.
*/
@@ -1181,6 +1153,8 @@ void rxrpc_data_ready(struct sock *udp_sk)
}
}
+ if (skb->tstamp == 0)
+ skb->tstamp = ktime_get_real();
trace_rxrpc_rx_packet(sp);
switch (sp->hdr.type) {
@@ -1398,3 +1372,37 @@ reject_packet:
rxrpc_reject_packet(local, skb);
_leave(" [badmsg]");
}
+
+void rxrpc_data_ready(struct sock *udp_sk)
+{
+ struct sk_buff *skb;
+ int ret;
+
+ for (;;) {
+ skb = skb_recv_udp(udp_sk, 0, 1, &ret);
+ if (!skb) {
+ if (ret == -EAGAIN)
+ return;
+
+ /* If there was a transmission failure, we get an error
+ * here that we need to ignore.
+ */
+ _debug("UDP socket error %d", ret);
+ continue;
+ }
+
+ rxrpc_new_skb(skb, rxrpc_skb_rx_received);
+
+ /* we'll probably need to checksum it (didn't call sock_recvmsg) */
+ if (skb_checksum_complete(skb)) {
+ rxrpc_free_skb(skb, rxrpc_skb_rx_freed);
+ __UDP_INC_STATS(sock_net(udp_sk), UDP_MIB_INERRORS, 0);
+ _debug("csum failed");
+ continue;
+ }
+
+ __UDP_INC_STATS(sock_net(udp_sk), UDP_MIB_INDATAGRAMS, 0);
+
+ rxrpc_input_packet(udp_sk, skb);
+ }
+}
diff --git a/net/rxrpc/local_object.c b/net/rxrpc/local_object.c
index 94d234e9c685..30862f44c9f1 100644
--- a/net/rxrpc/local_object.c
+++ b/net/rxrpc/local_object.c
@@ -122,6 +122,12 @@ static int rxrpc_open_socket(struct rxrpc_local *local, struct net *net)
return ret;
}
+ /* set the socket up */
+ sock = local->socket->sk;
+ sock->sk_user_data = local;
+ sock->sk_data_ready = rxrpc_data_ready;
+ sock->sk_error_report = rxrpc_error_report;
+
/* if a local address was supplied then bind it */
if (local->srx.transport_len > sizeof(sa_family_t)) {
_debug("bind");
@@ -191,11 +197,6 @@ static int rxrpc_open_socket(struct rxrpc_local *local, struct net *net)
BUG();
}
- /* set the socket up */
- sock = local->socket->sk;
- sock->sk_user_data = local;
- sock->sk_data_ready = rxrpc_data_ready;
- sock->sk_error_report = rxrpc_error_report;
_leave(" = 0");
return 0;